Sea+Animals

[| Enchanted Learning - Horseshoe crab] [| Enchanted Learning - definition of barnacle] [| Chesapeake Bay Program - Barnacles] [| Barnacles - Oracle Think Quest] [| Enchanted Learning - clams] [| Enchanted Learning - plankton] [| Plankton - Nature Works] [| Enchanted Learning - shrimp] [| Enchanted Learning - jellyfish] [| Blue Crab Info] [| Striped Bass - Chesapeake Bay Program] [| Diamondback Terrapin - National Aquarium] [| Diamondback Terrapin - Defenders of Wildlife] [| Chesapeake Bay Program - Menhaden] [| Chesapeake Bay Ecological Foundation- Menhaden] Also read the Chesapeake Bay books on the white bookcase for relevant information.

Research the sea creatures listed below. Identify their physical characteristics, where they are typically found, what they eat, survival habits, and any interesting facts you want to share.

- hard shell - invertabrate - not a crab -warm shallow coastal water -related to arachnids -appeared 500 million years ago - eat worms, young clams -two feet long, ten pounds - male two thirds size female -female lays 20,000 green eggs
 * horseshoe crab**

- female crab mate once in life time -eat plankton, benthic macroinvertebrates,fish, plants, mollusks, crustaceans, organic debris -eaten by eel, drum, striped bass, sea trout, catfish,spot, and other blue crabs
 * blue crab**

-skin color, gray and white - size one inch - eats plankton -biggest clam 4.8 ft, 550 lb - 15,000 different species worldwide -many colors,brown, red-brown, yellow,cream. threatened close shell, soft body -foot burrow into sand - suck oxygen from filter plankton
 * barnacles**
 * clams**

-float at top of water -they are round -stick together in chains - rap themselves around food and absorb it - over 2,000 different species of shrimp - live at bottom of ocean -can grow to 9 inch -have 9 smooth exoskeleton -have 5 pairs of swimming legs - are omnivores - they eat both plants and animals -female lay over 1,000 eggs -they are eaten fish,flamingos,squid,and cuttlefish
 * plankton**
 * shrimp**

-dark tail -eight dark stripes -grow up to 20 inches -live in 55 to 68 degree water - lays eggs in brackish water near the shore -they live up to 10-30 years
 * rockfish** (also known as  **striped bass**  )

-skin color gray, black - webbed feet help swim -hibernate -live in brackish water -male get up to 14 cm -female get up to 9 cm
 * diamondback terrapin**

- fish eating animals - float in sea -live at bottom of ocean. - soft body -98% water - some can kill people
 * jellyfish** (also known as  **sea nettles**  )

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 * menhaden**
 * -one of oldest,largest commercial fisheries on Atlantic coast**
 * -eat plankton and oysters**
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